*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",Arial,sans-serif;background:#E6EBF2;color:#243447;line-height:1.75}a{color:#289CFF;text-decoration:none}img{max-width:100%;height:auto}main{min-height:70vh}.container{width:min(1200px,92vw);margin:0 auto}.site-header{position:sticky;top:0;z-index:9999;background:#F5F7FB;backdrop-filter:blur(10px);box-shadow:0 8px 24px rgba(56,92,138,.10)}.desktop-header{display:flex;align-items:center;gap:22px;min-height:78px}.brand-logo,.mobile-logo,.drawer-logo{display:flex;align-items:center}.brand-logo img{width:136px;height:auto;display:block}.nav{display:flex;align-items:center;gap:2px;flex:1;justify-content:center;white-space:nowrap}.nav a{position:relative;color:#4E5F7A;font-size:14px;font-weight:700;padding:26px 8px 22px}.nav a.active,.nav a:hover{color:#289CFF}.nav a.active:after{content:"";position:absolute;left:12px;right:12px;bottom:16px;height:3px;border-radius:999px;background:#289CFF}.main-btn{display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(180deg,#32D1F6 0%,#27B9F4 35%,#249BFF 100%);color:#FFFFFF!important;border-radius:999px;padding:11px 24px;font-weight:800;box-shadow:0 10px 24px rgba(36,155,255,.25);transition:.2s ease;border:0}.main-btn:hover{background:linear-gradient(180deg,#48D9F7 0%,#1E90F0 100%);transform:translateY(-1px)}.header-btn{min-width:82px}.mobile-topbar{display:none}.banner-slider{max-width:1200px;margin:28px auto 36px;border-radius:20px;background:#FFFFFF;box-shadow:0 18px 40px rgba(56,92,138,.12);overflow:hidden;position:relative}.slide{display:none;position:relative}.slide.active{display:block}.banner-slider img{width:100%;height:auto;display:block;object-fit:contain;background:#FFFFFF}.banner-caption,.banner-text,.slide-title,.slide-desc,.slide-content,.slide-card,.banner-card{display:none!important}.slider-arrow{position:absolute;top:50%;transform:translateY(-50%);width:42px;height:42px;border:0;border-radius:50%;background:rgba(245,247,251,.9);color:#289CFF;font-size:24px;font-weight:900;cursor:pointer;box-shadow:0 8px 20px rgba(56,92,138,.16)}.slider-arrow.prev{left:16px}.slider-arrow.next{right:16px}.slider-dots{position:absolute;left:0;right:0;bottom:14px;display:flex;justify-content:center;gap:8px}.slider-dots button{width:10px;height:10px;padding:0;border:0;border-radius:50%;background:rgba(78,95,122,.35);cursor:pointer}.slider-dots button.active{width:26px;border-radius:999px;background:#289CFF}.section{padding:42px 0}.section.narrow{padding:28px 0}.hero-card,.card,.zone-card,.info-card,.review-card,.faq-item,.notice-box{background:rgba(255,255,255,.92);border:1px solid rgba(40,156,255,.16);box-shadow:0 14px 36px rgba(56,92,138,.10);border-radius:22px}.hero-card{display:grid;grid-template-columns:1.3fr .7fr;gap:28px;align-items:center;padding:34px}.hero-card p,.section-lead,p{color:#243447}.muted{color:#66788A}.note{color:#8A9AAF}.eyebrow{display:inline-flex;color:#289CFF;font-weight:900;background:#EEF2F7;border-radius:999px;padding:5px 12px;margin-bottom:10px}.section-title,h1,h2,h3{color:#289CFF;line-height:1.25}h1{font-size:42px;margin:8px 0 16px}h2{font-size:30px;margin:0 0 18px}h3{font-size:20px;margin:0 0 10px}.section-lead{font-size:17px;max-width:860px;margin:0 0 24px}.grid{display:grid;gap:20px}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}.grid-5{grid-template-columns:repeat(5,minmax(0,1fr))}.card,.info-card,.review-card,.faq-item,.notice-box{padding:24px}.card{display:flex;flex-direction:column;height:100%}.card a,.zone-card a{margin-top:auto;font-weight:900}.number{display:inline-flex;width:34px;height:34px;align-items:center;justify-content:center;border-radius:12px;background:#EEF2F7;color:#289CFF;font-weight:900;margin-bottom:12px}.zone-card{display:flex;flex-direction:column;height:100%;padding:20px}.zone-img{width:100%;height:260px;border-radius:18px;background:#FFFFFF;margin-bottom:18px;display:flex;align-items:center;justify-content:center;overflow:hidden}.zone-img img{width:100%;height:100%;display:block;object-fit:contain;object-position:center}.zone-card h3{min-height:28px}.feature-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin:0;padding:0;list-style:none}.feature-list li{padding:16px 18px;background:#F5F7FB;border:1px solid rgba(40,156,255,.14);border-radius:16px;color:#243447}.content-img{border-radius:22px;background:#FFFFFF;box-shadow:0 14px 36px rgba(56,92,138,.10);display:block}.app-section{display:grid;grid-template-columns:.92fr 1.08fr;gap:28px;align-items:center}.app-section img{max-width:100%;height:auto;border-radius:22px;background:#FFFFFF;box-shadow:0 14px 36px rgba(56,92,138,.10)}.steps{counter-reset:step;display:grid;gap:16px}.step{position:relative;padding:20px 20px 20px 68px;background:#FFFFFF;border-radius:18px;border:1px solid rgba(40,156,255,.16)}.step:before{counter-increment:step;content:counter(step);position:absolute;left:20px;top:20px;width:32px;height:32px;border-radius:11px;background:#EEF2F7;color:#289CFF;display:flex;align-items:center;justify-content:center;font-weight:900}.faq-item h3{cursor:pointer}.page-hero{padding:54px 0 24px}.page-hero .hero-card{grid-template-columns:1fr}.breadcrumbs{color:#66788A;font-size:14px}.pill-row{display:flex;flex-wrap:wrap;gap:10px}.pill{background:#EEF2F7;color:#289CFF;border-radius:999px;padding:8px 14px;font-weight:800}.site-footer{margin-top:50px;background:#243447;color:#EAF3FF}.footer-grid{display:grid;grid-template-columns:1.3fr .7fr 1fr;gap:34px;padding:42px 0}.footer-brand img{width:132px}.site-footer h3{color:#EAF3FF}.site-footer a{display:block;color:#EAF3FF;margin:8px 0}.site-footer p{color:#EAF3FF}.footer-bottom{text-align:center;border-top:1px solid rgba(234,243,255,.16);padding:16px;color:#EAF3FF}.drawer-mask{display:none}.mobile-drawer{display:none}.drawer-open{overflow:hidden}.safe-strip{background:#DDE4EE;border-radius:22px;padding:24px;color:#243447}.safe-strip strong{color:#289CFF}.download-note{background:#EEF2F7;border-radius:18px;padding:18px;color:#243447}@media(max-width:1180px){.nav a{font-size:13px;padding-left:6px;padding-right:6px}.desktop-header{gap:12px}.brand-logo img{width:118px}}@media(max-width:960px){.desktop-header{display:none}.mobile-topbar{height:68px;display:grid;grid-template-columns:72px 1fr 92px;align-items:center;padding:0 14px;background:#F5F7FB}.mobile-logo{justify-content:center}.mobile-logo img{width:126px}.menu-toggle{width:46px;height:42px;border:0;background:transparent;display:flex;flex-direction:column;justify-content:center;gap:5px;padding:0 10px}.menu-toggle span{height:3px;background:#4E5F7A;border-radius:999px}.mobile-topbar .main-btn{padding:9px 16px}.drawer-mask{position:fixed;inset:0;background:rgba(0,0,0,.42);z-index:10000;opacity:0;pointer-events:none;transition:.25s}.drawer-mask.show{display:block;opacity:1;pointer-events:auto}.mobile-drawer{display:block;position:fixed;left:0;top:0;bottom:0;width:84vw;max-width:320px;background:#FFFFFF;z-index:10001;transform:translateX(-102%);transition:.28s ease;box-shadow:18px 0 36px rgba(0,0,0,.18);overflow-y:auto}.mobile-drawer.open{transform:translateX(0)}.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:18px;border-bottom:1px solid rgba(40,156,255,.12)}.drawer-logo img{width:128px}.drawer-close{border:0;background:#EEF2F7;color:#289CFF;border-radius:12px;width:38px;height:38px;font-size:28px;line-height:1}.drawer-nav{display:flex;flex-direction:column;padding:12px}.drawer-nav a{color:#4E5F7A;font-weight:800;padding:13px 14px;border-radius:14px}.drawer-nav a.active,.drawer-nav a:hover{background:#EEF2F7;color:#289CFF}.hero-card,.app-section{grid-template-columns:1fr}.grid-4,.grid-5{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}h1{font-size:34px}.section{padding:32px 0}.footer-grid{grid-template-columns:1fr}.zone-img{height:220px}}@media(max-width:640px){.container{width:min(94vw,1200px)}.grid-2,.grid-3,.grid-4,.grid-5{grid-template-columns:1fr}.hero-card,.card,.zone-card,.info-card,.review-card,.faq-item,.notice-box{border-radius:18px}.hero-card{padding:24px}h1{font-size:28px}h2{font-size:24px}.feature-list{grid-template-columns:1fr}.banner-slider{margin:18px auto 24px;border-radius:16px}.slider-arrow{width:34px;height:34px;font-size:20px}.slider-arrow.prev{left:8px}.slider-arrow.next{right:8px}.zone-img{height:210px}.mobile-topbar{grid-template-columns:58px 1fr 82px}.mobile-logo img{width:112px}.mobile-topbar .main-btn{padding:8px 13px;font-size:14px}}